@article{FAA_2003_37_1_a7,
     author = {S. N. Lakaev and T. H. Rasulov},
     title = {Efimov's {Effect} in a {Model} of {Perturbation} {Theory} of the {Essential} {Spectrum}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {81--84},
     publisher = {mathdoc},
     volume = {37},
     number = {1},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_2003_37_1_a7/}
}